Takeaways Question 1

Takeaways Question 2

Takeaways Question 3

Takeaways Question 1

Messages are broken into packets. Each packet contains data to be transmitted, as well as metadata for routing and reassembling the data upon receipt. This allows the packets to be received in any order and still be reassembled correctly.

Takeaways Question 2

Protocols are agreed-upon sets of rules that specify the behavior of a system. Protocols used on the Internet enable devices from different manufacturers to communicate in a standard way.

Takeaways Question 3

The Internet is an interconnected network of networks, and the World Wide Web is an information system that is accessed via the Internet.